Home / 16,813.59-25,207.97-5,717.31

Finding the Fourth Proportional to 16,813.59, 25,207.97 and 5,717.31

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Solution

The fourth proportional to 16,813.59, 25,207.97 and 5,717.31 is: 8,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.59 : 25,207.97 = 5,717.31 : x
  2. Step 2: Convert to fraction form
    16,813.59/25,207.97 = 5,717.31/x
  3. Step 3: Cross multiply
    16,813.59x = 25,207.97 × 5,717.31
  4. Step 4: Simplify right side
    16,813.59x = 144,121,750.37
  5. Step 5: Solve for x
    x = 144,121,750.37/16,813.59
  6. Step 6: Final answer
    x = 8,571.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.